Search results
Results From The WOW.Com Content Network
The patient's daytime ambulatory blood pressure is used as a reference as it takes into account ordinary levels of daily stress. Masked hypertension (MH) is the contrasting phenomenon, whereby a patient's blood pressure is above the normal range during daily living but not in a clinic setting. [4]
The high blood pressure is gradual at early stages and may take at least 10–15 years to fully develop. Besides diabetes, other factors that may also increase high blood pressure include obesity, insulin resistance and high cholesterol levels. In general, fewer than 25 percent of diabetics have good control of their blood pressure. The ...
A diagram explaining factors affecting arterial pressure. Pathophysiology is a study which explains the function of the body as it relates to diseases and conditions. The pathophysiology of hypertension is an area which attempts to explain mechanistically the causes of hypertension, which is a chronic disease characterized by elevation of blood pressure.
Hypertensive encephalopathy (HE) is general brain dysfunction due to significantly high blood pressure. [3] Symptoms may include headache, vomiting, trouble with balance, and confusion. [1] Onset is generally sudden. [1] Complications can include seizures, posterior reversible encephalopathy syndrome, and bleeding in the back of the eye. [1] [3]
The systolic blood pressure represents the amount of pressure the blood is applying against artery walls during heartbeats whereas the diastolic blood pressure shows while the heart is resting between beats. [citation needed] Electrocardiogram (EKG or ECG): A clinical test to measure and record electrical conductivity of the heart.
A cardiac stress test is a cardiological examination that evaluates the cardiovascular system's response to external stress within a controlled clinical setting. This stress response can be induced through physical exercise (usually a treadmill) or intravenous pharmacological stimulation of heart rate. [1]
Cushing reflex (also referred to as the vasopressor response, the Cushing effect, the Cushing reaction, the Cushing phenomenon, the Cushing response, or Cushing's Law) is a physiological nervous system response to increased intracranial pressure (ICP) that results in Cushing's triad of increased blood pressure, irregular breathing, and bradycardia. [1]
The peripheral arterial vasoconstriction and hypertension activates the baroreceptors, resulting in a parasympathetic surge. This surge originates in the central nervous system to inhibit the sympathetic outflow. However, the parasympathetic signal is unable to transmit below the level of the spinal cord lesion to reduce elevated blood pressure ...